US Bridges

Happy Valley Road over Dry Wash

Good

Maricopa County, Arizona · 60 Ft W JCT 43 Avenue · Structure no. 10066

Built
1991
34 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete Continuous
Length
43 ft
4 main spans
Daily traffic
36,398
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Happy Valley Road over Dry Wash is a concrete continuous culvert carrying Happy Valley Road over Dry Wash in Maricopa County, Arizona. It was built in 1991, so it is 34 years old, younger than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 36,398 vehicles a day, roughly 5% of them trucks, projected to reach 37,398 by 2041. The structure is 43 ft (13.1 m) long and 95 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHappy Valley Road
CrossesDry Wash
Location60 Ft W JCT 43 Avenue
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.713, -112.1516
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width95 ft (29 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,398 (2021)
Projected traffic37,398 by 2041
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Happy Valley Road over Dry Wash built?

It was built in 1991, making it 34 years old in 2025.

What condition is Happy Valley Road over Dry Wash in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2021.

How much traffic does Happy Valley Road over Dry Wash carry?

About 36,398 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Happy Valley Road over Dry Wash?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 95 ft wide.

Who owns Happy Valley Road over Dry Wash?

It is owned by the City or Municipal Highway Agency.